Dart – Convert All Characters of a String in Lowercase

With the help of the toLowerCase() method in the string will convert all the characters in a string in lowercase.

Syntax: String.toLowerCase() 

Return: string 

Example 1:

Dart

// main function start
void main() {

   // initialise a string
   String st = "GEEKSFORGEEKS";

   // print the string in lowercase
   print(st.toLowerCase());

}

Output:

geeksforgeeks

Example 2:

Dart

// main function start
void main() {

   // initialise a string
   String st = "Computer Science";

   // print the string in lowercase
   print(st.toLowerCase());

}

Output:

computer science